| Patents for F04B 49 - Control of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for in, or of interest apart from, groups (22,036) |
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| 01/17/2008 | US20080014097 Compressed Air Manufacturing Facility |
| 01/17/2008 | US20080014096 Idle down control for a pressure washer |
| 01/16/2008 | EP1879112A2 Compressor memory system, compressor information network, and warranty administration method |
| 01/16/2008 | EP1879111A2 Compressor memory system, compressor information network, and warranty administration method |
| 01/16/2008 | EP1877665A1 A system for controlling the rate of a pump on a water drainage outlet of a water dispensing unit |
| 01/16/2008 | EP1877662A2 Variable volume, shape memory actuated insulin dispensing pump |
| 01/16/2008 | EP1877269A1 Level control system for a motor vehicle |
| 01/16/2008 | CN201007274Y Numerical control hydraulic system of switch reluctance motor pump |
| 01/16/2008 | CN100362236C Air compressor with digital displaying pressure regulator |
| 01/16/2008 | CN100362233C Multi-component metering & dispensing system |
| 01/15/2008 | US7318705 Variable displacement pump with communication passage |
| 01/10/2008 | WO2008005114A1 Inlet throttle controlled liquid pump with cavitation damage avoidance feature |
| 01/10/2008 | WO2007090193A3 Hydraulic oil well pumping apparatus |
| 01/10/2008 | US20080006325 Automatic pump control device |
| 01/09/2008 | EP1876354A2 Compressor with blocked suction capacity modulation |
| 01/09/2008 | EP1875320A2 Fluid delivery device with autocalibration |
| 01/09/2008 | EP1875220A2 Devices and methods for use in assessing a flow condition of a fluid |
| 01/09/2008 | CN201003488Y Energy-saving controller for hydraulic system |
| 01/09/2008 | CN201003487Y Pressure feedback device |
| 01/09/2008 | CN201003486Y Air supercharging energy resource device |
| 01/09/2008 | CN201003484Y Oil pumping apparatus for machine pump regulation |
| 01/09/2008 | CN201003394Y Intermittent oil pumping controller for insufficient well |
| 01/09/2008 | CN101103201A Control and protection system for a variable capacity compressor |
| 01/09/2008 | CN101100992A Method for optimizing M type compressor operation |
| 01/09/2008 | CN100360790C Fuel supply pump |
| 01/08/2008 | US7316546 Screw compressor |
| 01/08/2008 | US7316545 Reducing agent pump for an exhaust-gas aftertreatment system of an internal combustion engine |
| 01/08/2008 | US7316542 Fluid level control system |
| 01/08/2008 | US7316541 Engine-powered air compressor with a controller for low oil condition |
| 01/08/2008 | US7316113 Control device for a work machine hydraulic pump used in a work vehicle |
| 01/03/2008 | WO2008001657A1 Fluid pressure drive device |
| 01/03/2008 | WO2008000698A2 Equipment for continuous regulation of the flow rate of reciprocating compressors |
| 01/03/2008 | US20080003114 Drain safety and pump control device |
| 01/03/2008 | US20080003113 Method and device for controlling a hydraulic drive system |
| 01/03/2008 | DE10059190B4 Vorrichtung für das Ansteuern eines linearen Kompressors An apparatus for driving a linear compressor |
| 01/02/2008 | EP1873382A2 Control device of high-pressure fuel pump of internal combustion engine |
| 01/02/2008 | EP1873363A2 Variable displacement pump and control therefor |
| 01/02/2008 | EP1872014A1 Hydraulic system with piston pump and open center valve |
| 01/02/2008 | EP1690005B1 Driving controlling apparatus of linear compressor and method thereof |
| 01/02/2008 | CN200999723Y Dosage pump electric stroke controller |
| 01/02/2008 | CN200999722Y Hydraulic pumps overpressure protection device |
| 01/02/2008 | CN200999721Y Screw pump self-emptying device |
| 01/02/2008 | CN101096947A Air compressor |
| 01/02/2008 | CN100359175C Linear compressor driving device, medium and information assembly |
| 01/01/2008 | US7314425 Control system for hybrid vehicles |
| 01/01/2008 | US7314350 Energy store circuit for controlling rotor rotation |
| 01/01/2008 | US7314349 Fluid level control system for progressive cavity pump |
| 01/01/2008 | US7314039 Method of controlling operation of a liquid-fuel combustion appliance |
| 01/01/2008 | US7313923 Compressor diagnostic system for communicating with an intelligent device |
| 12/30/2007 | CA2592933A1 Automatic pump control device |
| 12/27/2007 | WO2007148543A1 Compression device |
| 12/27/2007 | WO2007147202A1 A safety system and method for swimming pools |
| 12/27/2007 | WO2007122643A8 Hydraulic motor having radial cylinders and continuous variable displacement |
| 12/27/2007 | WO2007053789A3 Material delivery system using decoupling accumulator |
| 12/27/2007 | US20070297921 conduit seat for an atomizing device |
| 12/27/2007 | US20070297919 Oscillating variable displacement ring pump |
| 12/27/2007 | US20070297278 Method and apparatus for storing and delivering liquid color materials |
| 12/27/2007 | US20070296744 Tube Pump, Ink Jet Recording Device, and Ink Feeding Method |
| 12/27/2007 | US20070295201 Control of Reciprocating Linear Machines |
| 12/27/2007 | DE102006028937A1 Verfahren zum Betreiben einer Pumpe mit einer elektronisch kommutierenden elektrischen Maschine A method for operating a pump with an electronically commutated electrical machine |
| 12/27/2007 | DE102006027317A1 Vacuum pump for vehicle brake booster, has rotor connected with rotating drive shaft across clutch which is centrifugal clutch and is controlled by speed of rotor |
| 12/26/2007 | EP1869325A1 Fluid-working machines |
| 12/26/2007 | EP1869288A2 Torque limited lube pump for power transfer devices |
| 12/26/2007 | CN200996373Y Air compressor for air-source hot-pump hot-water apparatus set |
| 12/26/2007 | CN200996367Y Capacity-variable pump |
| 12/26/2007 | CN200996366Y Hydraulic pump apparatus |
| 12/26/2007 | CN101094990A A linear motor, a linear compressor, a method of controlling a linear compressor, a cooling system, and a linear compressor controlling a system |
| 12/26/2007 | CN101092957A Treatment solution supply apparatus |
| 12/26/2007 | CN101092956A Energy saving discharge mechanism for mining emulsion power pack |
| 12/26/2007 | CN100357646C Unloading/venting valve having integrated therewith a high-pressure protection valve |
| 12/26/2007 | CN100357601C 空气压缩机 Air compressor |
| 12/26/2007 | CN100357600C Linear compressor and control method thereof |
| 12/26/2007 | CN100357599C Systems and methods for control of pumps |
| 12/25/2007 | US7311502 Method for using a hydraulic amplifier pump in ultrahigh pressure liquid chromatography |
| 12/25/2007 | US7310945 Work-space pressure regulator |
| 12/20/2007 | US20070292283 Thrust balancing in a centrifugal pump |
| 12/20/2007 | US20070292278 Axial Flow Pump and Marine Propulsion Device |
| 12/20/2007 | US20070292277 Wellhead drive brake system |
| 12/19/2007 | EP1867875A2 Control apparatus for variable capacity compressor and method of calculating torque of variable capacity compressor |
| 12/19/2007 | EP1867873A1 Capacity control valve |
| 12/19/2007 | CN200993094Y Water pump fault water-cut-off alarm |
| 12/19/2007 | CN200993082Y Hydraulic high pressure plunger pump |
| 12/19/2007 | CN101091059A Axial piston machine |
| 12/19/2007 | CN100356059C Control valve for variable capacity compressors |
| 12/18/2007 | US7309217 Variable capacity rotary compressor |
| 12/18/2007 | US7309216 Pump control and management system |
| 12/13/2007 | WO2007142627A1 Slide valve actuation for overpressure safety |
| 12/13/2007 | WO2006056256A8 Hydraulic unit and method for providing a pressurized hydraulic fluid |
| 12/13/2007 | US20070286739 Apparatus for driving microfluid and driving method thereof |
| 12/13/2007 | US20070286737 Pump control apparatus, system and method |
| 12/13/2007 | US20070286736 Fire pump for firefighting vehicle |
| 12/13/2007 | US20070283688 Arrangement And A Method For Controlling A Work Vehicle |
| 12/13/2007 | DE19750379B4 Baueinheit mit einem elektrischen Generator und einem Pumpenaggregat Structural unit with an electric generator and a pump assembly |
| 12/13/2007 | DE102006025697A1 Cover for the resonator zone of a motor pump assembly, e.g. for a hydraulic servo-assisted steering system, has prepared separate passage openings for the non-return valve ball and the pressure limit valve |
| 12/13/2007 | DE10196533B4 Device for controlling reciprocating compressor used for compressing gas in refrigerator has current phase detecting section outputting square wave corresponding to detected current supplied to compressor |
| 12/12/2007 | EP1864022A1 Pressure accumulating apparatus |
| 12/12/2007 | EP1533516B1 Control device of high-pressure fuel pump of internal combustion engine |
| 12/12/2007 | CN200989297Y Control display device of variable frequency compressor and refrigerator with the same device |
| 12/12/2007 | CN200989290Y Pneumatic reciprocating pump reversing lifting device |
| 12/12/2007 | CN101086254A Compressor protection method of air conditioner and the device |